Geodesic

Sommaire du Fascicule no. 1

On the spectrum of a quasidifferential boundary value problem of the second order
p. 3-24
On the stability of the maximum term of the Dirichlet series
p. 25-35
On the problem of choice of methods for stabilizing systems containing linear delay
p. 36-50
About linear homogeneous hypersurfaces in $ \Bbb R^4 $
p. 51-74
On a class of nonlinear integral equations of the Hammerstein--Volterra type on a semiaxis
p. 75-86
Finite topologies and their applications in linear algebra
p. 87-96

Sommaire du Fascicule no. 2

Existence condition of an eigenvalue of the three particle Schr\"{o}dinger operator on a lattice
p. 3-25
Lambek functional representation of generalized symmetric semirings
p. 26-35
Constructive description of a class of periodic functions on the real line
p. 36-46
Invariant almost contact structures and connections on the Lobachevsky space
p. 47-56
Sharpening of Erd\"{o}s-Lax inequality for polynomials
p. 57-65
Non-autonomous evolutionary equation of Monge--Ampere type with two space variables
p. 66-80
Existence results of neutral stochastic partial dynamic equations with Stepanov terms on time scales
p. 81-98

Sommaire du Fascicule no. 3

Projection method for a class of integral operators with bihomogeneous kernels
p. 3-11
Exponential stability of autonomous differential equations of neutral type. I
p. 12-28
Multiplicatively idempotent semirings with annihilator condition
p. 29-40
Construction of a factorization of a certain class of matrix functions in the Wiener algebra of order two
p. 41-51
Oscillation inequalities on real and ergodic $H^1$ spaces
p. 52-62
Plate oscillations with mixed boundary conditions
p. 63-77
The Riemann problem in a half-plane for generalized analytic functions with a singular line
p. 78-89
Existence theorem for coverings of Serre bundles
p. 90-1

Sommaire du Fascicule no. 4

Exponential stability of autonomous differential equations of neutral type. II
p. 3-14
Square function characterizations of real and ergodic $H^1$ spaces
p. 15-26
Generalized surface Green's functions for an elastic half-space
p. 27-36
On the stability of a locally one-dimensional difference scheme for a first-order linear differential-algebraic system of index $(1,0)$
p. 37-50
Three-dimensional initial boundary value problem for a parabolic-hyperbolic equation with a degenerate parabolic part
p. 51-64
On the absolute convergence of double Fourier series of uniform almost-periodic functions in a uniform metric
p. 65-75
On modularity and algebraicity of the lattice of multiply $\omega$-composition Fitting classes
p. 76-88
On the space of periodic ultradifferentiable functions of Roumieu type and its dual
p. 89-95

Sommaire du Fascicule no. 5

On the Dirichlet problem in rectangle area for Lavrentiev--Bitsadze equation
p. 3-10
On fractional powers of the Schr\"odinger operator with a potential singular on manifolds
p. 11-19
Reconstruction of the Cauchy--Riemann operator by complex integration operators along circles
p. 20-33
Classical solutions of hyperbolic differential-difference equation with shift by an arbitrary vector
p. 34-40
Determination of the jump of a function of $m$-harmonic bounded variation by its Fourier series
p. 41-47
Exact regions of mutual variation of coefficients of holomorphic self-maps of a disc with fixed points
p. 48-57
A new generalization of metric spaces satisfying the $T_2$-separation axiom and some related fixed point results
p. 58-70
On the best simultaneous approximation of functions in the Bergman space $B_{2}$
p. 71-81
On approach to the study of the periodic problem for random differential equations
p. 82-88
Asymptotics of the exterior conformal modulus of a quadrilateral under stretching map
p. 89-95
Effectively infinite classes of numberings of computable families of reals
p. 96-100

Sommaire du Fascicule no. 6

On idempotents of semigroup varieties of $m$-groups
p. 3-10
Involutions in algebras of upper-triangular matrices
p. 11-30
The structure of differential invariants for a free symmetry group action
p. 31-40
On game problems of control of pensile of trajectories under integral constraints on the controls of the players
p. 41-55
Solvability of an infinite system of linear algebraic equations with an infinite number of unknowns
p. 56-66
To the calculation of the mapping degree of finite dimensional vector field
p. 67-73
Solvability of iterative system of fractional order differential equations with non-homogeneous boundary conditions
p. 74-88
Differentional calculuses in group algebras
p. 89-94
Non-alternating Hamiltonian forms over a divided power algebra in characteristic~$2$
p. 95-100

Sommaire du Fascicule no. 7

Conditions for the existence of eigenvalues of a three-particle lattice model Hamiltonian
p. 3-12
Fatou's theorem for $A(z)$-analytic functions
p. 13-22
On estimates for maximal operators
p. 23-33
About linear uniformalization for countable family of topological properties
p. 34-41
Solution of three systems of functional equations related to complex, double and dual numbers
p. 42-51
Fundamental solution of a singular Bessel differential operator with a negative parameter
p. 52-65
A convex combination of two quadratic stochastic operators acting in the $2D$-simplex
p. 66-70
Invariant measure of circle maps with mixed type of singularities
p. 71-84
Grading of a semigroup $C^*$-algebra by a local group
p. 85-90
Application of the Wu model for solving the inverse problem of designing supercavitating hydrofoils
p. 91-98

Sommaire du Fascicule no. 8

On a functional equation with holomorphic coefficients associated with a finite group
p. 3-9
Inverse source problem for the equation of forced vibrations of a beam
p. 10-22
Infinitely many solutions for Schr\"odinger-Kirchhoff-type equations involving the fractional $p(x,\cdot)$-Laplacian
p. 23-34
The problem in the unbounded domain with the Frankl condition on the segment of the degeneration line and with the missing Gellerstedt condition for a class of mixed-type equations
p. 35-44
Mathematical modeling of hydrodynamic resistance in a viscolicative flow of a viscoelastic fluid
p. 45-55
Invertibility and spectrum of the Riemann boundary value problem operator in a countably normed space of smooth functions on a circle
p. 56-63
Diffraction of harmonic shear waves on an elliptical cavity located in a viscoelastic medium
p. 64-70
Optimal velocity distributions in the design of supercavitating hydrofoils
p. 71-77
Refined transformational model of deformation of a rod-strip with a fixed section on one of the front surfaces
p. 78-86
Large-scale equivalence of norms of Radon transform and initial function
p. 87-92

Sommaire du Fascicule no. 9

Existence condition of an eigenvalue of the three particle Schr\"odinger operator on a lattice
p. 3-19
On the existence and uniqueness of a positive solution to a boundary value problem for a nonlinear ordinary differential equation of $4n$ order
p. 20-26
On the localization of fractal discontinuity lines from noisy data
p. 27-44
Inverse coefficient problem for a fractional-diffusion equation with a Bessel operator
p. 45-57
Exact solution for capillary waves on the surface of a liquid of finite depth
p. 58-75
Transformation operator for the Schrodinger equation with additional exponential potential
p. 76-84
Numerical simulation of compressible gas flow in flat channels in the narrow channel approximation
p. 85-95

Sommaire du Fascicule no. 10

On polylinear differential realization of the determined dynamic chaos in the class of higher order equations with delay
p. 3-21
Inverse problem of determining the kernel of integro-differential fractional diffusion equation in bounded domain
p. 22-35
Non-negative matrices and their structured singular values
p. 36-45
Inverse coefficient problems for a time-fractional wave equation with the generalized Riemann--Liouville time derivative
p. 46-59
On the solvability of a nonlocal problem for a Boussinesq-type differential equation
p. 60-69
Integral estimates of solutions to boundary values problems for the Poisson equation
p. 70-76
A block projection operator in the algebra of measurable operators
p. 77-82
On conformally Killing vector fields on a 2-symmetric indecomposable Lorentzian manifold
p. 83-89
On the stability of one equation with a discrete retarded argument and a constant concentrated delay
p. 90-94

Sommaire du Fascicule no. 11

Uniqueness of the kernel determination problem in an integro-differential parabolic equation with variable coefficient
p. 3-14
On a modification of Visser's formal logic and its connection with Solovay's modal logic
p. 15-25
Curves whose arcs with a fixed origin are similar
p. 26-40
Method and algorithm for calculating isobaric and non-isobaric three-dimensional turbulent jets of reacting gases
p. 41-58
Compound cubature formulas on a lattice
p. 59-74
Approximation of the Lebesgue constant of the Fourier operator by a logarithmic-fractional-rational function
p. 75-85
Invariant subspaces in nonquasianalytic spaces of $\Omega$-ultradifferentiable functions on an interval
p. 86-91
Finite element modeling of the eigenvibrations of the square plate with attached oscillator
p. 92-97
The Riemann problem in a half-plane for generalized analytic functions with a supersingular point on the contour of the boundary condition
p. 98-103

Sommaire du Fascicule no. 12

Convolution kernel determination problem in the third order Moore--Gibson--Thompson equation
p. 3-16
Generalized integration over non-recifiable flat curves and boundary value problems
p. 17-38
A problem in an unbounded domain with combined Tricomi and Frankl conditions on one boundary characteristic for one class of mixed type equations
p. 39-52
Main properties of the Faddeev equation for $2 \times 2$ operator matrices
p. 53-58
On the problem of optimal interpolation of functions
p. 59-70
Three-webs from circles
p. 71-89
Rings, matrices over which are representable as the sum of two potent matrices
p. 90-94
Equivalence of computed tomography problem with the problem of recovery of functions by finite convolutions in a scheme of computational (numerical) diameter
p. 95-102